python3-cvxopt: update to 1.3.0.

Also:
 - fix support for gsl
 - enable support for fftw

srcpkgs/python3-cvxopt/patches/fix-gsl.patch

@@ -0,0 +1,11 @@
+--- a/setup.py	2022-03-07 18:58:58.000000000 -0300
++++ b/setup.py	2022-04-14 22:25:18.860887901 -0300
+@@ -129,7 +129,7 @@
+ # optional modules
+ 
+ if BUILD_GSL:
+-    gsl = Extension('gsl', libraries = M_LIB + ['gsl'] + BLAS_LIB,
++    gsl = Extension('gsl', libraries = M_LIB + ['gsl', 'gslcblas'],
+         include_dirs = [ GSL_INC_DIR ],
+         library_dirs = [ GSL_LIB_DIR, BLAS_LIB_DIR ],
+         define_macros = GSL_MACROS,

srcpkgs/python3-cvxopt/template

@@ -1,20 +1,22 @@
 # Template file for 'python3-cvxopt'
 pkgname=python3-cvxopt
-version=1.2.7
+version=1.3.0
 revision=1
 wrksrc="cvxopt-${version}"
 build_style=python3-module
 hostmakedepends="python3-setuptools"
-makedepends="python3-devel blas-devel lapack-devel SuiteSparse-devel gsl-devel glpk-devel"
+makedepends="python3-devel blas-devel lapack-devel SuiteSparse-devel gsl-devel
+ glpk-devel fftw-devel"
 checkdepends="python3-pytest"
 short_desc="Python software for convex optimization"
 maintainer="Gonzalo Tornaría <tornaria@cmat.edu.uy>"
 license="GPL-3.0-or-later"
 homepage="http://cvxopt.org/"
 distfiles="${PYPI_SITE}/c/cvxopt/cvxopt-${version}.tar.gz"
-checksum=3f9db1f4d4e820aaea81d6fc21054c89dc6327c84f935dd5a1eda1af11e1d504
+checksum=00b1b232f9d1f902d578a9d75814b67fa020758d5ae422e28ca8cef6269fa5c6
 
 pre_build() {
 	export CVXOPT_BUILD_GSL=1
 	export CVXOPT_BUILD_GLPK=1
+	export CVXOPT_BUILD_FFTW=1
 }